chance-generators - npm Package Compare versions

Comparing version 1.17.0 to 1.17.1

lib/chance-generators.js

@@ -84,7 +84,9 @@ /*global define*/
 
-        mapGenerator.shrink = function (value) {
-          if (value === lastMappedValue) {
-            return generator.shrink(lastValue).map(f)
-          } else {
-            return generator
+        if (generator.shrink) {
+          mapGenerator.shrink = function (value) {
+            if (value === lastMappedValue) {
+              return generator.shrink(lastValue).map(f)
+            } else {
+              return generator
+            }
           }
@@ -333,11 +335,9 @@ }
     that.identity = that.constant = generatorFunction('constant', [], function (data) {
-      var identityGenerator = generatorFunction('constant', [data], function () {
+      var constantGenerator = generatorFunction('constant', [data], function () {
         return data
       })
 
-      identityGenerator.map = function (fn) {
-        return that.constant(unwrap(fn(data)))
-      }
+      installMapFunction(constantGenerator)
 
-      return identityGenerator
+      return constantGenerator
     })
@@ -344,0 +344,0 @@

package.json

 {
   "name": "chance-generators",
-  "version": "1.17.0",
+  "version": "1.17.1",
   "description": "Random generators based on changejs",
@@ -5,0 +5,0 @@ "main": "lib/chance-generators.js",

test/chance-generators.spec.js

@@ -271,4 +271,5 @@ /*global describe, it*/
       const value = { foo: 'bar' }
+      const generator = chance.constant(value)
       for (var i = 0; i < 5; i += 1) {
-        expect(chance.constant(value), 'when called', 'to be', value)
+        expect(generator, 'when called', 'to be', value)
       }
@@ -280,2 +281,9 @@ })
     })
+
+    it('supports the map method', () => {
+      const generator = chance.constant(42).map((value) => {
+        return chance.natural({ max: value })
+      })
+      expect(generator, 'when called', 'to be within', 0, 42)
+    })
   })
@@ -282,0 +290,0 @@

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Improved metrics

Total package byte prevSize

30803

increased by0.85%

Lines of code

639

increased by1.11%

No dependency changes